The type of inspection, frequency, type of documentation and measuringequipment must be defined for each inspection characteristic.
每个检测项目的检测种类、频率、记录方式、测量设备都必须明确规定。
2
Based on the engineering practice, the composition, function and design of baseband equipment are explained detailedly, a method for measuring the time delay and frequency is introduced.
Methods the sound level and frequency were measured according to the corresponding health criterion and measuring method at big production equipment, crush room, control room and workshop.